J. C. Greenburg

Andrew, his cousin Judy, and supersmart robot Thudd hitch a ride out of the kitchen on the back of a fly and end up in the garden....

Andrew, his cousin Judy, and supersmart robot Thudd escape the bathtub only to get flushed down the toilet....

When Andrew and Judy's neighbor gives her dog a bath, microscopic Andrew and Judy find themselves washed off the dog and lost in the bathroom....

When Andrew's latest invention, the Atom Sucker, goes haywire, Andrew and Judy are shrunk down to microscopic level....